[INFO] fetching crate sp-wasm-interface 2.0.0-rc5...
[INFO] checking sp-wasm-interface-2.0.0-rc5 against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585
[INFO] extracting crate sp-wasm-interface 2.0.0-rc5 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate sp-wasm-interface 2.0.0-rc5 on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sp-wasm-interface 2.0.0-rc5
[INFO] finished tweaking crates.io crate sp-wasm-interface 2.0.0-rc5
[INFO] tweaked toml for crates.io crate sp-wasm-interface 2.0.0-rc5 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0fee43d2a66e172a78665160f5c0463f516fb3dfa7327532e59f4d2b251f1bf9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0fee43d2a66e172a78665160f5c0463f516fb3dfa7327532e59f4d2b251f1bf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fee43d2a66e172a78665160f5c0463f516fb3dfa7327532e59f4d2b251f1bf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fee43d2a66e172a78665160f5c0463f516fb3dfa7327532e59f4d2b251f1bf9", kill_on_drop: false }`
[INFO] [stdout] 0fee43d2a66e172a78665160f5c0463f516fb3dfa7327532e59f4d2b251f1bf9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d7a7e929fe785e11edaf218eff7fa0d0b0bf57fb8021045c128d7ac4c135d01a
[INFO] running `Command { std: "docker" "start" "-a" "d7a7e929fe785e11edaf218eff7fa0d0b0bf57fb8021045c128d7ac4c135d01a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling proc-macro2 v1.0.20
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]     Checking parity-wasm v0.41.0
[INFO] [stderr]     Checking radium v0.3.0
[INFO] [stderr]     Checking memory_units v0.3.0
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]     Checking sp-std v2.0.0-rc6
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking wasmi-validation v0.3.0
[INFO] [stderr]     Checking wasmi v0.6.2
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling parity-scale-codec-derive v1.2.1
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.1.3
[INFO] [stderr]     Checking parity-scale-codec v1.3.4
[INFO] [stderr]     Checking sp-wasm-interface v2.0.0-rc5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] running `Command { std: "docker" "inspect" "d7a7e929fe785e11edaf218eff7fa0d0b0bf57fb8021045c128d7ac4c135d01a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7a7e929fe785e11edaf218eff7fa0d0b0bf57fb8021045c128d7ac4c135d01a", kill_on_drop: false }`
[INFO] [stdout] d7a7e929fe785e11edaf218eff7fa0d0b0bf57fb8021045c128d7ac4c135d01a